Finding the Third Proportional to 78,460.50 and 120,046.50

Step by Step Solution

1. Step 1: Write the proportion equation
   78,460.50 : 120,046.50 = 120,046.50 : x
2. Step 2: Convert to fraction form
   78,460.50/120,046.50 = 120,046.50/x
3. Step 3: Cross multiply
   78,460.50x = 120,046.50 × 120,046.50
4. Step 4: Simplify right side
   78,460.50x = 14,411,162,162.25
5. Step 5: Solve for x
   x = 14,411,162,162.25/78,460.50
6. Step 6: Final answer
   x = 183,674.11